ingress controller backend

ingressbackend.yaml

# https://github.com/kubernetes/contrib/blob/master/ingress/controllers/nginx/examples/default-backend.yaml
apiVersion: v1
kind: ReplicationController
metadata:
  name: default-http-backend
spec:
  replicas: 1
  selector:
    app: default-http-backend
  template:
    metadata:
      labels:
        app: default-http-backend
    spec:
      terminationGracePeriodSeconds: 60      
      containers:
      - name: default-http-backend
        # Any image is permissable as long as:
        # 1. It serves a 404 page at /
        # 2. It serves 200 on a /healthz endpoint
        image: gcr.io/google_containers/defaultbackend:1.0
        livenessProbe:
          httpGet:
            path: /healthz
            port: 8080
            scheme: HTTP
          initialDelaySeconds: 30
          timeoutSeconds: 5
        ports:
        - containerPort: 8080
        resources:
          limits:
            cpu: 10m
            memory: 20Mi
          requests:
            cpu: 10m
            memory: 20Mi
---
# create a service for the default backend
apiVersion: v1
kind: Service
metadata:
  labels:
    app: default-http-backend
  name: default-http-backend
spec:
  ports:
  - port: 80
    protocol: TCP
    targetPort: 8080
  selector:
    app: default-http-backend
  sessionAffinity: None
  type: ClusterIP
---
# Replication controller for the load balancer
apiVersion: v1
kind: ReplicationController
metadata:
  name: nginx-ingress-controller
  labels:
    k8s-app: nginx-ingress-lb
spec:
  replicas: 1
  selector:
    k8s-app: nginx-ingress-lb
  template:
    metadata:
      labels:
        k8s-app: nginx-ingress-lb
        name: nginx-ingress-lb
    spec:
      terminationGracePeriodSeconds: 60      
      containers:
      - image: gcr.io/google_containers/nginx-ingress-controller:0.8.2
        name: nginx-ingress-lb
        imagePullPolicy: Always
        livenessProbe:
          httpGet:
            path: /healthz
            port: 10249
            scheme: HTTP
          initialDelaySeconds: 30
          timeoutSeconds: 5
        # use downward API
        env:
          - name: POD_NAME
            valueFrom:
              fieldRef:
                fieldPath: metadata.name
          - name: POD_NAMESPACE
            valueFrom:
              fieldRef:
                fieldPath: metadata.namespace
        ports:
        - containerPort: 80
          hostPort: 80
        - containerPort: 443
          hostPort: 443
        args:
        - /nginx-ingress-controller
        - --default-backend-service=default/default-http-backend